| Annularia Schumacher, 1817 |
| Annularia sumichrasti Crosse & Fischer, 1874 |
| Annulariidae Henderson & Bartsch, 1920 |
| Annulariinae Henderson & Bartsch, 1920 |
| Choanopoma Pfeiffer, 1847 |
| Choanopoma (Choanopomops) H. B. Baker, 1928 |
| Choanopoma (Choanopomops) andrewsae (Ancey, 1886) |
| Choanopoma (Choanopomops) andrewsae subsp. andrewsae (Ancey, 1886) |
| Choanopoma (Choanopomops) chiapasense Crosse & Fischer, 1877 |
| Choanopoma (Choanopomops) gaigei Bequaert & Clench, 1931 |
| Choanopoma (Choanopomops) largillierti (Pfeiffer, 1846) |
| Choanopoma (Choanopomops) martensianum (Pilsbry, 1900) |
| Choanopoma (Choanopomops) terecostatum Thompson, 1966 |
| Choanopoma andrewsae (Ancey, 1886) |
| Choanopoma andrewsae subsp. roatanense Richards, 1938 |
| Choanopoma chiapasense Crosse & Fischer, 1877 |
| Choanopoma cozumelense Richards, 1937 |
| Choanopoma gaigei Bequaert & Clench, 1931 |
| Choanopoma largillierti (Pfeiffer, 1846) |
| Choanopoma sumichrasti Crosse & Fischer, 1874 |